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La Trole #1
Lv 4
La Trole #1 asked in Science & MathematicsMathematics · 1 decade ago

Math Help!! Ayuda Mathematica...??

Simplify...3/5 x 13.65-2/9 x 1.307=??

and explain please!!

simplifica la ecuacion anterior, si me puedes explicar como obtuviste la respuesta porfavor!!

Grazi!!

Update:

remember 3/5 and 2/9 are fractions

el 3/5 y 2/9 son fracciones!!

2 Answers

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  • Pi R Squared
    Lv 7
    1 decade ago
    Favorite Answer

    Hi,

    3/5 x 13.65 - 2/9 x 1.307 =

    Write decimals as fractions

    3/5 X 1365/100 - 2/9 x 1307/1000 =

    Multiply fractions together.

    4095/500 - 2614/9000 =

    Reduce fractions.

    819/100 - 1307/4500 =

    Multiply by 45/45 to get a common denominator.

    45*819/(45*100) - 1307/4500 =

    Simplify the multiplied fraction.

    36855/4500 - 1307/4500 =

    Subtract fractions. Reduce to lowest terms.

    35548/4500 = 8887/1125 <== answer as a fraction

    This is approximately 7.8995555555...

    I hope that helps!! :-)

  • Anonymous
    1 decade ago

    does x mean multiply?

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